package Day26;

import java.math.BigInteger;
import java.util.Scanner;

/**
 * Creat with IntelliJ IDEA
 * Description
 * User: mamba24
 * Date: 2022-10-18
 * Time: 7:55
 * To BE A Better Person-2020-3-2
 */
public class TestDemo1 {
    public static void main(String[] args) {
        Scanner sc=new Scanner(System.in);
        BigInteger l= BigInteger.valueOf(Long.parseLong(sc.next()));
        BigInteger r= BigInteger.valueOf(Long.parseLong(sc.next()));
        double c=r.doubleValue() * 2 * 3.14;
        if(l.doubleValue() > c){
            System.out.println("No");
        }else{
            System.out.println("Yes");
        }

    }
}
